What is the cheapest airline that flies from Boston Logan Intl to Islip Long Island?

Southwest and JetBlue are the most popular carriers operating from Boston Logan Intl to Islip Long Island

What airlines fly to Islip, New York?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Islip, New York from Boston according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 5 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

How many flights depart from Boston to Islip, New York on average per week?

As of June 2026, 11 flights take off from Boston and land in Islip, New York each week. The most common flight departure day for this route is Fri, with 36% of weekly flights taking off on this day.

How many flights depart from Boston to Islip, New York on average per day?

1 flights are operational daily from Boston to Islip, New York as of June 2026. The most popular departure time for this route is 8:00AM, with 45% of flights per day taking off at noon.

When did momondo last update prices for flights from Boston Logan Intl Airport to Islip Long Island Airport?

Prices for flights from Boston Logan Intl Airport to Islip Long Island Airport refresh daily.

How many operators does momondo search for flights from Boston Logan Intl Airport to Islip Long Island Airport?

The number of operators available for flights from Boston Logan Intl Airport to Islip Long Island Airport is 1 as of June 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Islip Long Island Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$114 Cheap Flights from Boston to Islip, New York in 2026

Q: What is the typical price of a round-trip flight between Boston and Islip, New York?

Prices are currently low for flights on this route. Typical prices usually range from $746 to $632. The lowest price recently found on this route was $255.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to New York

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:47 am - 1:28 pm

BOS

ISP

4h 41m

1 stop

2:28 pm - 11:05 am

ISP

BOS

20h 37m

1 stop

$255Multiple Airlines

Mon, Aug 24 - Fri, Aug 28

8:47 am - 1:28 pm

BOS

ISP

4h 41m

1 stop

2:28 pm - 11:05 am

ISP

BOS

20h 37m

1 stop

$260Multiple Airlines

Mon, Aug 24 - Fri, Aug 28

4:55 pm - 9:05 pm

BOS

ISP

4h 10m

1 stop

5:55 pm - 12:25 am

ISP

BOS

6h 30m

1 stop

$288Southwest

Tue, Sep 29 - Thu, Oct 1

5:50 am - 9:40 am

BOS

ISP

3h 50m

1 stop

4:35 pm - 11:25 pm

ISP

BOS

6h 50m

1 stop

$310Southwest

Thu, Sep 24 - Sun, Sep 27

5:55 am - 9:55 am

BOS

ISP

4h 00m

1 stop

11:55 am - 5:30 pm

ISP

BOS

5h 35m

1 stop

$330Southwest

Sun, Aug 16 - Sat, Aug 22

10:30 am - 4:00 pm

BOS

ISP

5h 30m

1 stop

6:00 am - 12:10 pm

ISP

BOS

6h 10m

1 stop

$347Southwest

Wed, Jul 8 - Wed, Jul 15

5:35 am - 4:00 pm

BOS

ISP

10h 25m

2 stops

6:00 am - 9:50 am

ISP

BOS

3h 50m

1 stop

$352Southwest

Wed, Jul 8 - Wed, Jul 15

5:35 am - 4:00 pm

BOS

ISP

10h 25m

2 stops

6:00 am - 6:00 pm

ISP

BOS

12h 00m

2 stops

$357Southwest

Wed, Jul 8 - Wed, Jul 15

9:40 am - 9:30 pm

BOS

ISP

11h 50m

2 stops

4:35 pm - 11:25 pm

ISP

BOS

6h 50m

1 stop

$358Southwest

Thu, Aug 20 - Sun, Aug 23

11:35 am - 4:00 pm

BOS

ISP

4h 25m

1 stop

8:55 am - 1:45 pm

ISP

BOS

4h 50m

1 stop

$367Southwest

Wed, Jul 8 - Wed, Jul 15

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Southwest flights from Boston to Islip, New York

Our best Southwest deals on Boston to Islip, New York flight tickets

Southwest

Sep 29

BOS4:55 pmBoston Logan Intl

4h 10m

1 stop

ISP9:05 pmIslip Long Island

Oct 1

ISP5:55 pmIslip Long Island

6h 30m

1 stop

BOS12:25 amBoston Logan Intl

$288

Southwest

Sep 24

BOS5:50 amBoston Logan Intl

3h 50m

1 stop

ISP9:40 amIslip Long Island

Sep 27

ISP4:35 pmIslip Long Island

6h 50m

1 stop

BOS11:25 pmBoston Logan Intl

$310

Southwest

Aug 16

BOS5:55 amBoston Logan Intl

4h 00m

1 stop

ISP9:55 amIslip Long Island

Aug 22

ISP11:55 amIslip Long Island

5h 35m

1 stop

BOS5:30 pmBoston Logan Intl

$330

Cape Air flights from Boston to Islip, New York

Our best Cape Air deals on Boston to Islip, New York flight tickets

Cape Air

Jun 25

BOS11:55 amBoston Logan Intl

1h 35m

ISP1:30 pmIslip Long Island

Jun 25

ISP4:45 pmIslip Long Island

1h 30m

BOS6:15 pmBoston Logan Intl

$491

Cape Air

Jun 25

BOS11:55 amBoston Logan Intl

1h 35m

ISP1:30 pmIslip Long Island

Jun 25

ISP4:45 pmIslip Long Island

1h 30m

BOS6:15 pmBoston Logan Intl

$496

Cape Air

Jun 25

BOS11:55 amBoston Logan Intl

1h 35m

ISP1:30 pmIslip Long Island

Jun 25

ISP4:45 pmIslip Long Island

1h 30m

BOS6:15 pmBoston Logan Intl

$497

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Mon 8/24

8:47 am-1:28 pm

1 stop4h 41m

Islip Long Island

Fri 8/28

2:28 pm-11:05 am

1 stop20h 37m

$255

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Mon 8/24

8:47 am-1:28 pm

1 stop4h 41m

Islip Long Island

Fri 8/28

2:28 pm-11:05 am

1 stop20h 37m

$260

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Tue 9/29

4:55 pm-9:05 pm

1 stop4h 10m

Islip Long Island

Thu 10/1

5:55 pm-12:25 am

1 stop6h 30m

$288

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Thu 9/24

5:50 am-9:40 am

1 stop3h 50m

Islip Long Island

Sun 9/27

4:35 pm-11:25 pm

1 stop6h 50m

$310

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Sun 8/16

5:55 am-9:55 am

1 stop4h 00m

Islip Long Island

Sat 8/22

11:55 am-5:30 pm

1 stop5h 35m

$330

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Wed 7/8

10:30 am-4:00 pm

1 stop5h 30m

Islip Long Island

Wed 7/15

6:00 am-12:10 pm

1 stop6h 10m

$347

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Wed 7/8

5:35 am-4:00 pm

2 stops10h 25m

Islip Long Island

Wed 7/15

6:00 am-9:50 am

1 stop3h 50m

$352

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Wed 7/8

5:35 am-4:00 pm

2 stops10h 25m

Islip Long Island

Wed 7/15

6:00 am-6:00 pm

2 stops12h 00m

$357

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Thu 8/20

9:40 am-9:30 pm

2 stops11h 50m

Islip Long Island

Sun 8/23

4:35 pm-11:25 pm

1 stop6h 50m

$358

Quickest round-trip

BostonIslip

BOS - ISP

BOSISP

Boston Logan Intl

Wed 7/8

11:35 am-4:00 pm

1 stop4h 25m

Islip Long Island

Wed 7/15

8:55 am-1:45 pm

1 stop4h 50m

$367

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Boston and Islip, New York?

What is the cheapest month to fly to Islip, New York?

The month of April is, on average, the cheapest month to fly to Islip, New York from Boston, with most prices found around $0. If you aren’t able to travel to Islip, New York during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $488.

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from Boston to Islip, New York is on a Wednesday. Travelers who choose to depart for Islip, New York on a Wednesday will often find tickets for as low as $506. The most expensive day to fly to Islip, New York is Sunday, with ticket prices averaging around $627.

What is the cheapest time of day to depart on your flight to Islip, New York?

Flying to Islip, New York from Boston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $520 when looking at flights departing in the morning. Flights to Islip, New York are more costly in the evening, with an average ticket price of $1,177. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Boston Logan Intl to Islip Long Island flight route?

Fly from Boston Logan Intl to Islip Long Island for the best Boston Logan Intl - Islip Long Island flight prices

What cabin class options are available on Boston to Islip, New York flights?

There is only 1 cabin class available to choose from on Boston to Islip, New York flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Islip, New York flights?

You could potentially save up to 29% on your flight if you consider stops on a Boston to Islip, New York flight.

When to book flights from Boston to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Islip, New York (BOS to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Islip, New York

Best Price Found	$306
Fastest flight time	1h 26m
Direct flights	Every day
Airports in Islip, New York	1 airport

The best one-way flight to Islip, New York from Boston in the past 72 hours is $306. The best round-trip flight deal from Boston to Islip, New York found on momondo in the last 72 hours is $553.

The fastest flight from Boston to Islip, New York takes 1h 26m

Direct flights go from Boston to Islip, New York every day.

There is 1 airport in Islip, New York. From Boston there are direct flights to Islip Long Island (ISP).

Search flight deals

Frequently asked questions about flying from Boston to Islip, New York

How far is Boston Logan Intl to Islip Long Island by plane?
There are 158.2 mi between Boston Logan Intl and Islip Long Island. A reasonable flight in good conditions will take 1h 26m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Islip Long Island Airport?
Prices for flights from Boston Logan Intl Airport to Islip Long Island Airport refresh daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Islip Long Island Airport?
The number of operators available for flights from Boston Logan Intl Airport to Islip Long Island Airport is 1 as of June 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Islip Long Island Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to Islip, New York?
momondo data reveals that the most frequently booked plane model on the route from Boston to Islip, New York is Tecnam P2012 Traveler, representing 23.08% of all bookings. The subsequent popular models are Cessna light aircraft at 15.38%, Airbus A220-100 at 11.54%, and Embraer 175 at 7.69%.
What is the most popular airline from Boston to Islip, New York?
momondo data reveals that the most frequently booked airline on the route from Boston to Islip, New York is Cape Air, representing 100% of all bookings.

Best airlines flying from Boston to Islip, New York

Compare and see reviews for airlines that fly from Boston to Islip, New York with momondo

Airline	Rating	Free Cancellation	Price
Cape Air	PriceFrom $455	Free Cancellation	Rating 9.3 33 reviews		Search Cape Air flights

Cape Air Flights From Boston to Islip, New York
Cape Air flies from Boston to Islip, New York around 11 times per week, with 33 momondo users rating the airline 9.3/10. The cheapest Cape Air deal from Boston to Islip, New York in the last 72 hours was $455 (round-trip), much lower than the average airfare cost of $562 for Cape Air flights on this route.

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Amagansett

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Islip?

Finding the right flight to Islip from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

Can I find flights from Boston to Islip with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Islip flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Islip?

momondo helps you find the best flight between Boston and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Islip right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Islip flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Boston to New York from $114

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to New York departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from Boston to Islip, New York

Our best Southwest deals on Boston to Islip, New York flight tickets

Cape Air flights from Boston to Islip, New York

Our best Cape Air deals on Boston to Islip, New York flight tickets

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How to get the cheapest flight ticket from Boston to Islip, New York

What is the typical price of a round-trip flight between Boston and Islip, New York?

What is the cheapest month to fly to Islip, New York?

What is the cheapest day to depart on your flight to Islip, New York?

What is the cheapest time of day to depart on your flight to Islip, New York?

What is the cheapest Boston Logan Intl to Islip Long Island flight route?

What cabin class options are available on Boston to Islip, New York flights?

Can stopping save me money on Boston to Islip, New York flights?

What is the cheapest airline that flies from Boston Logan Intl to Islip Long Island?

What airlines fly to Islip, New York?

How many flights depart from Boston to Islip, New York on average per day?

How many flights depart from Boston to Islip, New York on average per week?

When to book flights from Boston to Islip, New York

Cheap Boston to Islip, New York (BOS to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Islip, New York

Best Price Found

Fastest flight time

Direct flights

Airports in Islip, New York

Frequently asked questions about flying from Boston to Islip, New York

Best airlines flying from Boston to Islip, New York

Compare and see reviews for airlines that fly from Boston to Islip, New York with momondo

Cape Air Flights From Boston to Islip, New York

Traveling to a place near New York?

Why use momondo?

An easier way to manage your Islip, New York trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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List of cabin classes available on flights landing in New York. Availability may vary depending on flight origin and airline.

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